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Sierra Monitor Corporation Sentry 5000 Specification Sheet

Smc - sierra monitor corporation sentry controller specification sheet
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The Sentry controller is the heart of the Sentry Gas Risk
Management system. It is a microprocessor based sys-
tem that performs functions including management of the
sensor modules, management of alarm relays and inter-
face with the user via the front panel display, printer out-
put, Modbus digital communication, alarm indicators and
relay outputs.
Sentry system two-way communication between the sen-
sors and the controller results in the capability to perform
one-person calibration and diagnostic checks from the
controller. The user-friendly front panel includes a large
display of the gas concentration and sensor number. Vari-
ous scan modes are available to meet the user's specific
monitoring needs. A separate 2-line alphanumeric dis-
play provides more detailed information including sensor
data, error messages and menu prompting for calibration
and set-up.
A series of alarm LEDs instantly inform the user of alarm
status on any of the eight sensors interfaced to the con-
troller. These LEDs are solid for low alarm and flashing for
high alarm. A trouble LED warns that one of 120 diagnos-
tic checks has detected a problem. More information about
the trouble will be displayed on the alphanumeric display.
A calibrate/change LED indicates that calibration or con-
Sierra Monitor Corp. 1991 Tarob Ct., Milpitas, CA 95035, USA, 408-262-6611, 800-727-4377, FAX: 408-262-9042
Web Site: http://www.sierramonitor.com
figuration change is being performed on at least one sen-
sor. The remaining sensors will remain on-line providing
continuous protection.
The Sentry keypad, together with the user-friendly menu
on the alphanumeric display, guides the user through set-
up, calibration and maintenance of the Sentry system.
E-Mail: sales@sierramonitor.com
© 2009 by Sierra Monitor Corporation
Sentry
Controller

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  Summary of Contents for Sierra Monitor Corporation Sentry 5000

  • Page 1 The remaining sensors will remain on-line providing continuous protection. The Sentry keypad, together with the user-friendly menu on the alphanumeric display, guides the user through set- up, calibration and maintenance of the Sentry system. E-Mail: sales@sierramonitor.com © 2009 by Sierra Monitor Corporation Sentry Controller...
  • Page 2 Key Event Report to print. E-Mail: sales@sierramonitor.com Sentry Controller – a snap– PRESENT CONFIG.: STATUS = 07 DAYS – lists all PRESS ENTER TO: [SYSTEM REPORT] prints when any sensor module read- © 2009 by Sierra Monitor Corporation...
  • Page 3 Combustible Gas* Sulfur Dioxide Oxygen* Nitrogen Dioxide Hydrogen Sulfide* Hydrogen Chloride Carbon Monoxide* Hydrogen Cyanide Chlorine* Ammonia* Hydrogen Nitric Oxide Hydrogen Fluoride Methane / Propane * Refer to IT Series Data Sheet E-Mail: sales@sierramonitor.com © 2009 by Sierra Monitor Corporation...
  • Page 4 143.0 pounds (65.0 kg) FM Approved, CE Mark Shelf for insertion in Instrument Cabinet Panel bracket, bezel Wall or vertical surface Explosion Proof, Class 1, Div I, Group C & D INSTRUMENT RACK PRINTER RACK MOUNT tolerant) © 2009 by Sierra Monitor Corporation...